try {
  if (/Android|webOS|iPhone|iPod|BlackBerry/i.test(navigator.userAgent)) {

  } else {
    $(function () {
      var canvas = document.querySelector('canvas'),
        ctx = canvas.getContext('2d')
      canvas.width = $(window).width();
      canvas.height = $(window).height();
      ctx.lineWidth = .3;
      ctx.strokeStyle = (new Color(150)).style;

      var mousePosition = {
        x: 30 * canvas.width / 100,
        y: 30 * canvas.height / 100
      };

      var dots = {
        nb: 250,
        distance: 100,
        d_radius: 150,
        array: []
      };

      function colorValue(min) {
        return Math.floor(Math.random() * 255 + min);
      }

      function createColorStyle(r, g, b) {
        return 'rgba(' + r + ',' + g + ',' + b + ', 0.8)';
      }

      function mixComponents(comp1, weight1, comp2, weight2) {
        return (comp1 * weight1 + comp2 * weight2) / (weight1 + weight2);
      }

      function averageColorStyles(dot1, dot2) {
        var color1 = dot1.color,
          color2 = dot2.color;

        var r = mixComponents(color1.r, dot1.radius, color2.r, dot2.radius),
          g = mixComponents(color1.g, dot1.radius, color2.g, dot2.radius),
          b = mixComponents(color1.b, dot1.radius, color2.b, dot2.radius);
        return createColorStyle(Math.floor(r), Math.floor(g), Math.floor(b));
      }

      function Color(min) {
        min = min || 0;
        this.r = colorValue(min);
        this.g = colorValue(min);
        this.b = colorValue(min);
        this.style = createColorStyle(this.r, this.g, this.b);
      }

      function Dot() {
        this.x = Math.random() * canvas.width;
        this.y = Math.random() * canvas.height;

        this.vx = -.5 + Math.random();
        this.vy = -.5 + Math.random();

        this.radius = Math.random() * 2;

        this.color = new Color();
      }

      Dot.prototype = {
        draw: function () {
          ctx.beginPath();
          ctx.fillStyle = this.color.style;
          ctx.arc(this.x, this.y, this.radius, 0, Math.PI, false);
          ctx.fill();
        }
      };

      function createDots() {
        for (i = 0; i < dots.nb; i++) {
          dots.array.push(new Dot());
        }
      }

      function moveDots() {
        for (i = 0; i < dots.nb; i++) {

          var dot = dots.array[i];

          if (dot.y < 0 || dot.y > canvas.height) {
            dot.vx = dot.vx;
            dot.vy = - dot.vy;
          }
          else if (dot.x < 0 || dot.x > canvas.width) {
            dot.vx = - dot.vx;
            dot.vy = dot.vy;
          }
          dot.x += dot.vx;
          dot.y += dot.vy;
        }
      }

      function connectDots() {
        for (i = 0; i < dots.nb; i++) {
          for (j = 0; j < dots.nb; j++) {
            i_dot = dots.array[i];
            j_dot = dots.array[j];

            if ((i_dot.x - j_dot.x) < dots.distance && (i_dot.y - j_dot.y) < dots.distance && (i_dot.x - j_dot.x) > - dots.distance && (i_dot.y - j_dot.y) > - dots.distance) {
              if ((i_dot.x - mousePosition.x) < dots.d_radius && (i_dot.y - mousePosition.y) < dots.d_radius && (i_dot.x - mousePosition.x) > - dots.d_radius && (i_dot.y - mousePosition.y) > - dots.d_radius) {
                ctx.beginPath();
                ctx.strokeStyle = averageColorStyles(i_dot, j_dot);
                ctx.moveTo(i_dot.x, i_dot.y);
                ctx.lineTo(j_dot.x, j_dot.y);
                ctx.stroke();
                ctx.closePath();
              }
            }
          }
        }
      }

      function drawDots() {
        for (i = 0; i < dots.nb; i++) {
          var dot = dots.array[i];
          dot.draw();
        }
      }

      function animateDots() {
        ctx.clearRect(0, 0, canvas.width, canvas.height);
        moveDots();
        connectDots();
        drawDots();

        requestAnimationFrame(animateDots);
      }

      $('canvas').on('mousemove', function (e) {
        mousePosition.x = e.pageX;
        mousePosition.y = e.pageY;
      });

      $('canvas').on('mouseleave', function (e) {
        mousePosition.x = canvas.width / 2;
        mousePosition.y = canvas.height / 2;
      });

      createDots();
      requestAnimationFrame(animateDots);
    });
  }
} catch (e) { }

// 表单快速取值
// 加载模块
let layer = layui.layer
let form = layui.form
$(document).keyup(function (e) {
  if (e.keyCode == 13) {
    $('.btn').click()
  }
})
$('.btn').click(function () {
  // 获取表单中的值
  let v = form.val('abc')
  // 转换数值
  let sum = ''
  for (let key in v) {
    sum += `${key}=${v[key]}&`
  }
  sum = sum.substring(0, sum.length - 1)
  console.log(sum);
  // 发送请求
  $.ajax({
    url: '/api/login',
    type: 'post',
    data: sum,
    success: function (res) {
      if (res.status == 1, res.message == "登录失败") {
        form.val('abc', '')
        layer.msg(res.message)
      } else {
        localStorage.setItem('token', res.token)
        layer.msg(res.message)
        setTimeout(function () {
          window.location.assign('./index.html')
        }, 2000)
      }
    }
  })
})